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java Programming Glossary: boxedWhen comparing two Integers in Java does auto-unboxing occur? http://stackoverflow.com/questions/1514910/when-comparing-two-integers-in-java-does-auto-unboxing-occur does auto unboxing occur I know that if you compare a boxed primitive Integer with a constant such as Integer a 4 if a 5.. such as Integer a 4 if a 5 a will automatically be unboxed and the comparison will work. However What happens when you.. will work. However What happens when you are comparing two boxed Integers and want to compare either equality or less than greater..
Is it guaranteed that new Integer(i) == i in Java? http://stackoverflow.com/questions/2831945/is-it-guaranteed-that-new-integeri-i-in-java to be on the primitive int with the Integer auto unboxed Are there cases where the primitive would be auto boxed instead.. unboxed Are there cases where the primitive would be auto boxed instead and reference identity comparisons are performed which..
What are major differences between C# and Java? http://stackoverflow.com/questions/295224/what-are-major-differences-between-c-sharp-and-java a List byte as a byte backing it rather than an array of boxed bytes. C# doesn't have checked exceptions Java doesn't allow..
Why does int num = Integer.getInteger(“123”) throw NullPointerException? http://stackoverflow.com/questions/3123349/why-does-int-num-integer-getinteger123-throw-nullpointerexception Java 2nd Edition Item 49 Prefer primitive types to boxed primitives In summary use primitives in preference to boxed.. primitives In summary use primitives in preference to boxed primitive whenever you have the choice. Primitive types are.. Primitive types are simpler and faster. If you must use boxed primitives be careful Autoboxing reduces the verbosity but not..
http://stackoverflow.com/questions/3130311/weird-integer-boxing-in-java specification. From section 5.1.7 If the value p being boxed is true false a byte a char in the range u0000 to u007f or an.. clause above requires that certain common values always be boxed into indistinguishable objects. The implementation may cache.. disallows any assumptions about the identity of the boxed values on the programmer's part. This would allow but not require..
Integer wrapper objects share the same instances only within the value 127? http://stackoverflow.com/questions/5117132/integer-wrapper-objects-share-the-same-instances-only-within-the-value-127 JLS 5.1.7 Boxing Conversion If the value p being boxed is true false a byte or a char in the range u0000 to u007f or.. clause above requires that certain common values always be boxed into indistinguishable objects. The implementation may cache.. disallows any assumptions about the identity of the boxed values on the programmer's part. This would allow but not require..
What is the difference between an int and an Integer in Java and C#? http://stackoverflow.com/questions/564/what-is-the-difference-between-an-int-and-an-integer-in-java-and-c 'int' . An integer just like any other value types can be boxed wrapped into an object. The differences between objects and..
How != and == operators work on Integers in Java? http://stackoverflow.com/questions/9824053/how-and-operators-work-on-integers-in-java of the Java Language Specification If the value p being boxed is true false a byte or a char in the range u0000 to u007f or..
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